134517-87-6Relevant articles and documents
AN ENANTIOSELECTIVE CONSTRUCTION OF PYRROLIDONES BEARING FUNCTIONALIZED APPENDAGES VIA AN ASYMMETRIC INTRAMOLECULAR MICHAEL REACTION
Hirai, Yoshiro,Terada, Takashi,Katoh, Hideko,Sonohara, Sayuri,Momose, Takefumi
, p. 7 - 10 (2007/10/02)
The intramolecular Michael reaction of acyclic compounds 9 and 10 to form pyrrolidones is reported.Cyclization of 9 and 10 using (R)-(+)-1-phenylethylamine as a mediator gave the pyrrolidones (+)-11 and (+)-12 in 63percent and 65percent enantiomeric exces